UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 5 DEC 25 Station: U3472 WMO ident: 23472 Latitude: 65.78 Longitude: 87.95 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 -1 230 1 SFC 994 44 -19.7 -22.1 81 2.4 -20.0 230 1 253.9 254.0 253.5 255.6 0.65 2 973 203 -16.9 -20.9 71 4.0 -17.5 251 3 258.3 258.4 257.3 260.3 0.74 3 958 320 -17.9 -21.4 74 3.5 -18.4 266 4 258.4 258.5 257.4 260.4 0.72 4 930 543 -15.1 -17.9 79 2.8 -15.6 295 7 263.5 263.6 261.9 266.2 1.00 5 925 584 -15.1 -17.7 80 2.6 -15.6 300 7 263.9 264.0 262.3 266.7 1.03 6 900 791 -14.9 -17.2 83 2.3 -15.4 294 10 266.2 266.3 264.1 269.2 1.10 7 850 1221 -17.5 -20.1 80 2.6 -18.0 280 15 267.8 268.0 264.9 270.4 0.91 8 769 1962 -22.5 -25.6 76 3.1 -22.9 277 16 270.2 270.3 266.0 272.0 0.62 9 700 2644 -27.9 -30.8 76 2.9 -28.2 275 17 271.6 271.7 266.6 272.8 0.42 10 698 2665 -26.5 -29.4 76 2.9 -26.8 275 17 273.4 273.4 267.9 274.8 0.48 11 514 4804 -42.3 -46.1 66 3.8 -42.5 266 11 279.3 279.3 270.9 279.6 0.12 12 500 4990 -43.1 -47.0 65 3.9 -43.2 265 11 280.5 280.5 271.6 280.9 0.11 13 400 6460 -51.3 -55.6 60 4.3 -51.4 280 7 288.3 288.3 275.9 288.5 0.05 14 316 7972 -58.3 -63.3 53 5.0 -58.3 320 5 298.7 298.7 280.8 298.8 0.02 15 300 8300 -57.3 -62.3 53 5.0 -57.3 320 7 304.6 304.6 283.2 304.7 0.03 16 265 9082 -56.5 -62.5 47 6.0 -56.6 310 11 316.7 316.8 287.7 316.9 0.03 17 250 9450 -56.5 -62.5 47 6.0 -56.6 305 13 322.1 322.1 289.4 322.2 0.03 18 200 10870 -57.1 -63.1 46 6.0 -57.2 300 15 342.3 342.3 294.9 342.5 0.04 19 168 11975 -56.9 -63.9 41 7.0 -57.1 306 17 360.2 360.2 298.8 360.4 0.04 20 150 12690 -58.9 -66.9 35 8.0 -59.0 310 19 368.6 368.6 300.4 368.7 0.03 21 100 15210 -61.9 -71.9 25 10.0 -62.1 300 25 408.1 408.1 306.3 408.2 0.02 22 70 17400 -66.1 -76.1 23 10.0 -66.2 310 23 443.0 443.0 310.2 443.1 0.02 23 56 18742 -69.5 -79.5 22 10.0 -69.6 464.4 464.4 312.2 464.5 0.01 TRP 316 7972 -58.3 -63.3 53 5.0 -58.3 320 5 298.7 298.7 280.8 298.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 4991.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 74.46 % Est. max temperature: -5.63 C = 21.87 F Sfc-Lift cond lev (LCL): 955.42 mb = 340.21 m = 1116.15 ft T: -17.65 C 700-500 lapse rate: 6.48 C/km ThetaE index: 0.00 C Layer 994.0- -0.0 mb Conv cond level (CCL): 994.00 mb = 43.74 m = 143.50 ft Mean mixing ratio: 0.88 g/kg Conv temperature: -18.62 C = -1.52 F Cap Strength: 13.11 C Lifted Index: 14.01 C Risk: None Lifted Index @300 mb: 29.11 C Lifted Index @700 mb: 7.94 C Showalter Index: 8.44 C Risk: None Total Totals Index: 48.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 23.00 C K Index: 2.60 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 2.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.49 J/kg Max Up Vert Vel: 9.43 m/s Conv Inhibition (B-): 32717.69 J/kg Cap Strength: 13.99 C Lift Cond Lev (LCL): 900.17 mb = 789.60 m = 2590.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 9 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 994 44 230 1 0.8 0.6 | 131 9 -6.9 6.0 1 925 584 300 7 6.1 -3.5 | 138 2 -1.6 1.8 2 850 1221 280 15 14.8 -2.6 | 249 8 7.1 2.7 3 700 2644 275 17 16.9 -1.5 | 247 10 9.2 3.8 4 500 4990 265 11 11.0 1.0 | 207 7 3.2 6.3 5 400 6460 280 7 6.9 -1.2 | 169 4 -0.8 4.1 6 316 7972 320 5 3.2 -3.8 | 108 5 -4.5 1.5 7 300 8300 320 7 4.5 -5.4 | 89 3 -3.2 -0.0 8 250 9450 305 13 10.6 -7.5 | 306 4 2.9 -2.1 9 200 10870 300 15 13.0 -7.5 | 292 6 5.3 -2.2 10 150 12690 310 19 14.6 -12.2 | 315 10 6.8 -6.9 11 100 15210 300 25 21.7 -12.5 | 297 16 13.9 -7.2 12 70 17400 310 23 17.6 -14.8 | 314 14 9.9 -9.5 Wind Parameters Mean winds (0-6000m): 274.6 at 12.5 knts Storm direction: 304.6 at 9.4 knts Shear (0-3000m) pos: 1.1 neg: 1.7 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 111.2 deg Storm rel helicity (0-3000m) pos: 7.9 neg: -3.3 tot: 4.6 m^2/s^2 ave: 1.5 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.19 Bulk Shear: 10.63 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 292 4 133 6| 6.4 0.0 6.4| 5.6 -0.3 5.3 10.5 0.33| 7.3 2.4 1000 291 7 153 3| 3.2 3.3 6.5| 7.7 -0.3 7.4 7.4 0.44| 7.2 3.2 1500 285 9 204 3| 2.1 3.2 5.3| 7.9 -0.4 7.5 5.0 0.36| 5.9 2.1 2000 282 11 225 4| 1.6 2.6 4.2| 7.9 -0.6 7.4 3.7 0.34| 4.6 1.6 2500 281 12 234 5| 1.3 2.2 3.5| 7.9 -0.9 7.1 2.8 0.32| 3.9 1.2 3000 279 13 237 6| 1.1 1.7 2.8| 7.9 -3.3 4.6 1.5 0.25| 3.5 0.9 4000 277 13 236 7| 0.8 1.0 1.8| 7.9 -8.8 -0.9 -0.2 0.12| 2.9 0.3 5000 275 13 233 7| 0.6 0.6 1.3| 7.9 -13.7 -5.7 -1.1 0.01| 2.6 0.0 6000 275 12 228 6| 0.5 0.5 1.0| 7.9 -16.6 -8.7 -1.4 -0.06| 2.5 -0.2 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251205.00.gif